package com.yueqianshop.product.service.impl;

import com.alibaba.fastjson.TypeReference;
import com.yueqianshop.common.utils.R;
import com.yueqianshop.product.entity.SkuImagesEntity;
import com.yueqianshop.product.entity.SpuInfoDescEntity;
import com.yueqianshop.product.feign.SeckillFeignService;
import com.yueqianshop.product.service.*;
import com.yueqianshop.product.vo.SeckillInfoVo;
import com.yueqianshop.product.vo.SkuItemSaleAttrVo;
import com.yueqianshop.product.vo.SkuItemVo;
import com.yueqianshop.product.vo.SpuItemAttrGroupVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ThreadPoolExecutor;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.yueqianshop.common.utils.PageUtils;
import com.yueqianshop.common.utils.Query;

import com.yueqianshop.product.dao.SkuInfoDao;
import com.yueqianshop.product.entity.SkuInfoEntity;
import org.springframework.util.StringUtils;


@Service("skuInfoService")
public class SkuInfoServiceImpl extends ServiceImpl<SkuInfoDao, SkuInfoEntity> implements SkuInfoService {

    @Autowired
    SkuImagesService skuImagesService;

    @Autowired
    SpuInfoDescService spuInfoDescService;

    @Autowired
    AttrGroupService attrGroupService;

    @Autowired
    SkuSaleAttrValueService skuSaleAttrValueService;
    
    @Autowired
    SeckillFeignService seckillFeignService;

    @Autowired
    ThreadPoolExecutor executor;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SkuInfoEntity> page = this.page(
                new Query<SkuInfoEntity>().getPage(params),
                new QueryWrapper<SkuInfoEntity>()
        );

        return new PageUtils(page);
    }

    @Override
    public List<SkuInfoEntity> getSkusBySpuId(Long spuId) {
        return baseMapper.selectList(new QueryWrapper<SkuInfoEntity>().eq("spu_id", spuId));
    }

    @Override
    public void saveSkuInfo(SkuInfoEntity skuInfoEntity) {
        this.baseMapper.insert(skuInfoEntity);
    }

    @Override
    public PageUtils queryPageByCondition(Map<String, Object> params) {
        QueryWrapper<SkuInfoEntity> queryWrapper = new QueryWrapper<>();
        /*
         * key:
         * catelogId;
         * brandId:
         * min:
         * max:
         * */
        String key = (String) params.get("key");
        if (!StringUtils.isEmpty(key)) {
            queryWrapper.and((wrapper) -> {
                wrapper.eq("sku_id",key).or().like("sku_name",key);
            });
        }
        String catelogId = (String) params.get("catelogId");
        if (!StringUtils.isEmpty(catelogId)&&!"0".equalsIgnoreCase(catelogId)) {
            queryWrapper.eq("catelog_id",catelogId);
        }
        String brandId = (String) params.get("brandId");
        if (!StringUtils.isEmpty(brandId)&&!"0".equalsIgnoreCase(brandId)) {
            queryWrapper.eq("brand_id",brandId);

        }
        String min = (String) params.get("min");
        if (!StringUtils.isEmpty(min)) {
            queryWrapper.ge("price",min);

        }
        String max = (String) params.get("max");
        if (!StringUtils.isEmpty(max)) {
            try{
                BigDecimal bigDecimal = new BigDecimal(max);
                if(bigDecimal.compareTo(new BigDecimal(0))==1){
                    queryWrapper.le("price",max);
                }
            }catch (Exception e){

            }


        }

        IPage<SkuInfoEntity> page = this.page(

                new Query<SkuInfoEntity>().getPage(params),
                queryWrapper
        );

        return new PageUtils(page);
    }

    /**
     * 查询商品详情
     * @param skuId
     * @return
     */
    @Override
    public SkuItemVo item(Long skuId) throws ExecutionException, InterruptedException {
        SkuItemVo skuItemVo = new SkuItemVo();
        //1.sku基本信息获取 pms_sku_info
        SkuInfoEntity info = getById(skuId);
        skuItemVo.setInfo(info);
        Long catalogId = info.getCatalogId();
        Long spuId = info.getSpuId();


        //2.sku的图片信息 pms_sku_images
        List<SkuImagesEntity> images = skuImagesService.getImagesBySkuId(skuId);
        skuItemVo.setImages(images);
        //3.获取spu的销售属性组合
        List<SkuItemSaleAttrVo> saleAttrVos = skuSaleAttrValueService.getSaleAttrsBySpuId(spuId);
        skuItemVo.setSaleAttr(saleAttrVos);
        //4.获取spu的介绍  pms_spu_info_desc
        SpuInfoDescEntity spuInfoDescEntity= spuInfoDescService.getById(spuId);
        skuItemVo.setDesp(spuInfoDescEntity);
        //5.获取spu的规格参数信息
        List<SpuItemAttrGroupVo> attrGroupVos = attrGroupService.getAttrGroupWithAttrsBySpuId(spuId, catalogId);
        skuItemVo.setGroupAttrs(attrGroupVos);

        //6、获取秒杀优惠信息
        R r = seckillFeignService.getSkuSeckillInfo(skuId);
        if (r.getCode() == 0) {
            SeckillInfoVo seckillInfoVo = r.getData(new TypeReference<SeckillInfoVo>() {
            });
            skuItemVo.setSeckillInfoVo(seckillInfoVo);
        }




        return skuItemVo;
    }

}